Phil Hanseroth, from left, Brandi Carlile and Tim Hanseroth accept the award for best Americana album for "By the Way, I Forgive You" at the 61st annual Grammy Awards on Sunday, Feb. 10, 2019, in Los Angeles. Matt Sayles/Invision/AP

Little Big Town performs "Red Shoes" with Dolly Parton as part of a tribute to Dolly Parton during the 61st Annual GRAMMY Awards on Feb. 10, 2019 at STAPLES Center in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Phil Hanseroth, from left, Brandi Carlile and Tim Hanseroth accept the award for best American roots performance for "The Joke" at the 61st annual Grammy Awards on Sunday, Feb. 10, 2019, in Los Angeles. Matt Sayles/Invision/AP

Cardi B accepts the award for Best Rap Album for 'Invasion Of Privacy' with Offset (r) joining her onstage during the 61st Annual GRAMMY Awards on Feb. 10, 2019 at STAPLES Center in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Ella Mai poses with the award for Best R&B Song for 'Boo'd Up' in the photo room during the 61st Annual GRAMMY Awards on Feb. 10, 2019 at STAPLES Center in Los Angeles, Calif. Dan MacMedan-USA TODAY NETWORK

Drake accepts the award for best rap song for 'God's Plan' during the 61st Annual GRAMMY Awards on Feb. 10, 2019 at STAPLES Center in Los Angeles, Calif. Robert Hanashiro, Robert Hanashiro-USA TODAY NETWORK

Kacey Musgraves sings "Here you come again" as part of a tribute to Dolly Parton during the 61st Annual GRAMMY Awards on Feb. 10, 2019 at STAPLES Center in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Dolly Parton (L) and Miley Cyrus perform "Jolene" as part of a tribute to Dolly Parton during the 61st Annual GRAMMY Awards on Feb. 10, 2019 at STAPLES Center in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Toni Cornell, left, and Christopher Nicholas Cornell accept the award for best rock performance for "When Bad Does Good" on behalf of their late father Chris Cornell at the 61st annual Grammy Awards on Sunday, Feb. 10, 2019, in Los Angeles. Matt Sayles/Invision/AP

Brandi Carlile accepts the award for Best American Roots Performance for The Joke at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Lauren Daigle accepts the award for Best Contemporary Christian Music Album for Look Up Child at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Brandi Carlile embraces Dave Cobb as she accepts the award for Best American Roots Song for The Joke at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

"Weird Al" Yankovic accepts the award for best boxed or special limited edition package for "Squeeze Box: The Complete Works of 'Weird Al' Yankovic" at the 61st annual Grammy Awards on Sunday, Feb. 10, 2019, in Los Angeles. Matt Sayles/Invision/AP

Buddy Guy accepts the award for Best Traditional Blues Album for The Blues Is Alive And Well at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

The Travelin' McCourys accept the award for Best Bluegrass Album for The Travelin' McCourys at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Kalani Pe'a, right, presents Buddy Guy with the award for best traditional blues album for "The Blues Is Alive and Well" at the 61st annual Grammy Awards on Sunday, Feb. 10, 2019, in Los Angeles. Matt Sayles/Invision/AP

Phil Hanseroth (L), Brandi Carlile and Tim Hanseroth accept the award for Best Americana Album for Brandi Carlile's By The Way, I Forgive You at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Fantastic Negrito poses in the press room with the award for best contemporary blues album for "Please Don't Be Dead" at the 61st annual Grammy Awards at the Staples Center on Sunday, Feb. 10, 2019, in Los Angeles. Chris Pizzello/Invision/AP

Gabe Witcher, from left, Noam Pikelny and Chris Eldridge of "The Punch Brothers" accept the award for best folk album for "All Ashore" at the 61st annual Grammy Awards on Sunday, Feb. 10, 2019, in Los Angeles. Matt Sayles/Invision/AP

Brandi Carlile accepts the award for Best Americana Album for By The Way, I Forgive You at the GRAMMY Awards Premiere Ceremony at the Microsoft Theater in Los Angeles, Calif. Robert Hanashiro-USA TODAY NETWORK

Before she sang it at the Grammys, Musgraves was making “Golden Hour” — at Sheryl Crow’s home studio, housed above a horse stable. Each night, the crew would wrap up its workday with another stab at “Rainbow,” with Fitchuk on piano.

“It was just beautiful,” Tashian recalled to The Tennessean. “I would sit and listen with the headphones. She was standing right next to the piano, singing. You could hear the vocal in the piano mic and vice versa. It brought tears to my eyes.”